constantan

(redirected from Constantan alloy)
Also found in: Thesaurus, Encyclopedia.

con·stan·tan

 (kŏn′stən-tăn′)
n.
An alloy of 45 percent nickel and 55 percent copper, used chiefly in electrical instruments because of its constant resistance under variations of temperature.

[From constant.]

constantan

(ˈkɒnstənˌtæn)
n
(Metallurgy) an alloy of copper (60 per cent) and nickel (40 per cent). It has a high resistivity that does not vary significantly with temperature and is used in resistors and, with copper, in thermocouples
[C20: formed from constant]

con•stant•an

(ˈkɔn stənˌtæn)

n.
an alloy containing approximately 55 percent copper and 45 percent nickel, used for electrical resistance heating and thermocouples.
[1900–05; constant + -an]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.constantan - an alloy of copper and nickel with high electrical resistance and a low temperature coefficientconstantan - an alloy of copper and nickel with high electrical resistance and a low temperature coefficient; used as resistance wire
copper-base alloy - any alloy whose principal component is copper
Translations
constantan